AU2002231727A1 - Process for determining the drawing tension in the manufacturing of an optical fibre - Google Patents
Process for determining the drawing tension in the manufacturing of an optical fibreInfo
- Publication number
- AU2002231727A1 AU2002231727A1 AU2002231727A AU2002231727A AU2002231727A1 AU 2002231727 A1 AU2002231727 A1 AU 2002231727A1 AU 2002231727 A AU2002231727 A AU 2002231727A AU 2002231727 A AU2002231727 A AU 2002231727A AU 2002231727 A1 AU2002231727 A1 AU 2002231727A1
- Authority
- AU
- Australia
- Prior art keywords
- determining
- manufacturing
- optical fibre
- drawing tension
- tension
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/37—Testing of optical devices, constituted by fibre optics or optical waveguides in which light is projected perpendicularly to the axis of the fibre or waveguide for monitoring a section thereof
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/0253—Controlling or regulating
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L5/00—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes
- G01L5/04—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands
- G01L5/10—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means
- G01L5/105—Apparatus for, or methods of, measuring force, work, mechanical power, or torque, specially adapted for specific purposes for measuring tension in flexible members, e.g. ropes, cables, wires, threads, belts or bands using electrical means using electro-optical means
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/40—Monitoring or regulating the draw tension or draw rate
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/EP2001/015089 WO2003066537A1 (en) | 2001-12-19 | 2001-12-19 | Process for determining the drawing tension in the manufacturing of an optical fibre |
Publications (1)
Publication Number | Publication Date |
---|---|
AU2002231727A1 true AU2002231727A1 (en) | 2003-09-02 |
Family
ID=27675549
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU2002231727A Abandoned AU2002231727A1 (en) | 2001-12-19 | 2001-12-19 | Process for determining the drawing tension in the manufacturing of an optical fibre |
Country Status (6)
Country | Link |
---|---|
US (1) | US20050126227A1 (en) |
EP (1) | EP1456141A1 (en) |
CN (2) | CN1285524C (en) |
AU (1) | AU2002231727A1 (en) |
BR (1) | BR0116901A (en) |
WO (1) | WO2003066537A1 (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7854150B2 (en) * | 2003-09-25 | 2010-12-21 | Schott Ag | Device and method for drawing optical fibers |
EP1570973B1 (en) * | 2004-03-06 | 2006-09-27 | EHA Spezialmaschinenbau GmbH | Apparatus and method for winding at least a fiber |
US7317856B2 (en) * | 2005-04-11 | 2008-01-08 | Sumitomo Electric Industries, Ltd. | Method of making optical fiber and optical fiber made by the method |
ES2672868T3 (en) * | 2007-01-12 | 2018-06-18 | Nkt Photonics A/S | Improvements in the lifetime and performance of microstructured fibers through high temperature loading |
US8175437B2 (en) * | 2008-02-07 | 2012-05-08 | Corning Incorporated | Microstructured transmission optical fiber |
JP5234669B2 (en) * | 2009-03-30 | 2013-07-10 | 東洋ガラス株式会社 | GRIN lens fiber diameter control method and drawing device |
WO2010116762A1 (en) * | 2009-04-09 | 2010-10-14 | 株式会社フジクラ | Method and device for measuring hole diameter of optical fiber with hole, and method and device for manufacturing optical fiber with hole |
US8322166B2 (en) * | 2010-11-22 | 2012-12-04 | Corning Incorporated | Method of manufacturing optical fiber with selected draw tension |
US9481599B2 (en) * | 2010-12-21 | 2016-11-01 | Corning Incorporated | Method of making a multimode optical fiber |
CN103619768B (en) * | 2011-11-15 | 2016-08-24 | 康宁股份有限公司 | There is the manufacture method of the optical fiber of selected draw tension |
EP3315948B1 (en) * | 2016-10-26 | 2019-09-04 | Heraeus Quarzglas GmbH & Co. KG | Method for determining the refractive index profile of a cylindrical optical element |
US10921512B2 (en) * | 2017-10-02 | 2021-02-16 | Corning Incorporated | Multi-mode optical fiber and methods for manufacturing the same |
JP7169912B2 (en) * | 2019-03-12 | 2022-11-11 | 株式会社フジクラ | Optical fiber manufacturing method and optical fiber manufacturing apparatus |
US11530157B2 (en) | 2019-05-17 | 2022-12-20 | Corning Incorporated | Method of manufacturing an optical fiber using axial tension control to reduce axial variations in optical properties |
JP7155075B2 (en) * | 2019-07-31 | 2022-10-18 | 株式会社フジクラ | Optical fiber manufacturing method |
CN111977957B (en) * | 2020-08-25 | 2021-10-22 | 东北大学 | Gas pressure maintaining regulation and control device, microstructure optical fiber and preparation method of microstructure optical fiber |
CN112341184B (en) * | 2020-11-09 | 2021-11-23 | 新沂市锡沂高新材料产业技术研究院有限公司 | Preparation method of waveguide structure laser transparent ceramic optical fiber based on Isobam gel state dip-coating technology |
US11788927B2 (en) | 2021-02-26 | 2023-10-17 | Heraeus Quartz North America Llc | Evaluation of preforms with non-step-index refractive-index-profile (RIP) |
CN113946012B (en) * | 2021-11-02 | 2023-04-07 | 长飞光纤光缆股份有限公司 | Bending-resistant optical fiber and preparation method thereof |
CN115275750B (en) * | 2022-09-26 | 2022-12-20 | 创昇光电科技(苏州)有限公司 | All-fiber laser |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4165223A (en) * | 1978-03-06 | 1979-08-21 | Corning Glass Works | Method of making dry optical waveguides |
US4227806A (en) * | 1978-10-16 | 1980-10-14 | Western Electric Company, Inc. | Methods for non-destructively determining parameters of an optical fiber preform |
US4514205A (en) * | 1981-11-05 | 1985-04-30 | Corning Glass Works | Fiber cooling apparatus |
JPS60141634A (en) * | 1983-12-28 | 1985-07-26 | Shin Etsu Chem Co Ltd | Parent material for optical fiber and its preparation |
US4726677A (en) * | 1986-12-22 | 1988-02-23 | American Telephone And Telegraph Company, At&T Technologies, Inc. | Autofocused lightguide preform profiler |
KR950014101B1 (en) * | 1987-02-16 | 1995-11-21 | 스미토모덴기고교 가부시키가이샤 | Heating furnace for glass materials for optical fiber and method of manufacturing same |
US4810276A (en) * | 1987-08-05 | 1989-03-07 | Corning Glass Works | Forming optical fiber having abrupt index change |
JPH02196045A (en) * | 1989-01-23 | 1990-08-02 | Sumitomo Electric Ind Ltd | Heating furnace for producing base material of high-purity quartz |
JP2765033B2 (en) * | 1989-04-14 | 1998-06-11 | 住友電気工業株式会社 | Optical fiber drawing method |
US5079433A (en) * | 1990-10-05 | 1992-01-07 | Corning Incorporated | Method for monitoring fiber tension by measuring fiber vibration frequency |
US5228893A (en) * | 1991-11-27 | 1993-07-20 | At&T Bell Laboratories | Optical fiber tension monitoring technique |
US5314515A (en) * | 1992-07-14 | 1994-05-24 | Corning Incorporated | Method and apparatus for fiber cooling |
JP3348453B2 (en) * | 1993-02-15 | 2002-11-20 | 住友電気工業株式会社 | Method and apparatus for detecting abnormal point of optical fiber |
US5366527A (en) * | 1993-04-05 | 1994-11-22 | Corning Incorporated | Method and apparatus for coating optical waveguide fibers |
US5443610A (en) * | 1994-01-29 | 1995-08-22 | Corning Incorporated | Apparatus for controlling fiber diameter during drawing |
US5396323A (en) * | 1994-02-07 | 1995-03-07 | Corning Incorporated | Method and apparatus for analyzing optical waveguide cane |
US5641333A (en) * | 1995-12-01 | 1997-06-24 | Corning Incorporated | Increasing the retention of Ge02 during production of glass articles |
JPH09132424A (en) * | 1995-11-06 | 1997-05-20 | Furukawa Electric Co Ltd:The | Method for drawing optical fiber |
GB2312748A (en) * | 1996-04-30 | 1997-11-05 | Pirelli General Plc | Monitoring tension in a longitudinally moving elongate element |
US5851259A (en) * | 1996-10-30 | 1998-12-22 | Lucent Technologies Inc. | Method for making Ge-Doped optical fibers having reduced brillouin scattering |
US6131414A (en) * | 1997-05-13 | 2000-10-17 | Shin-Etsu Chemical Co., Ltd. | Method for making a preform for optical fibers by drawing a mother ingot |
JP2001163632A (en) * | 1999-12-13 | 2001-06-19 | Sumitomo Electric Ind Ltd | Method for manufacturing optical fiber and apparatus for manufacturing optical fiber |
FR2809386B1 (en) * | 2000-05-25 | 2003-01-17 | Cit Alcatel | METHOD FOR MANUFACTURING OPTICAL FIBER WITH CONTROL OF TRANSMISSION CHARACTERISTICS |
US6532773B1 (en) * | 2000-06-30 | 2003-03-18 | Fitel Usa Corp. | Method of modifying the index profile of an optical fiber preform in the longitudinal direction |
-
2001
- 2001-12-19 AU AU2002231727A patent/AU2002231727A1/en not_active Abandoned
- 2001-12-19 BR BR0116901-7A patent/BR0116901A/en not_active Application Discontinuation
- 2001-12-19 CN CN01823895.5A patent/CN1285524C/en not_active Expired - Fee Related
- 2001-12-19 US US10/499,219 patent/US20050126227A1/en not_active Abandoned
- 2001-12-19 WO PCT/EP2001/015089 patent/WO2003066537A1/en not_active Application Discontinuation
- 2001-12-19 EP EP20010991870 patent/EP1456141A1/en not_active Withdrawn
- 2001-12-21 CN CN01823898.XA patent/CN1280219C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
BR0116901A (en) | 2004-08-03 |
CN1285524C (en) | 2006-11-22 |
CN1582261A (en) | 2005-02-16 |
CN1280219C (en) | 2006-10-18 |
US20050126227A1 (en) | 2005-06-16 |
WO2003066537A1 (en) | 2003-08-14 |
EP1456141A1 (en) | 2004-09-15 |
CN1582260A (en) | 2005-02-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |